U.S. intelligence officers also believe that the chances of a Russian invasion of Ukraine are increasing as Russia has started building supply lines and battlefield hospitals, elements not needed for training, close to the border.

Below are satellite images of the Russian forces.

A Russian air born or Special Forces Brigade at Yeysk, by the Sea of Azov.

Russian Mil Mi-8 “Hips” and Mil Mi-24 “Hinds” aircraft are stationed in Belgorod, southern Russia, about 50 km north of the Russian border with eastern Ukraine.

Russian military tanks and infantry fighting vehicles based near Kuzminka, east of the Sea of Azov in southern Russia.

Russian artillery battalion based at a military base near Novocherkassk, east of the Sea of Azov, in southern Russia.